Text ( visual ) : unmediated Biological controls for crop production : the 1991 Obihiro Asia and the Pacific Seminar on Education for Rural Development (OASERD). -- [Obihiro] : Obihiro University of Agriculture and Veterinary Medicine , [1991]. -- ix, 96 p. : ill., port. ; 26 cm. -- At head of title: APEID : Asia and the Pacific Programme of Educational Innovation for Development ; Organized by Obihiro University of Agriculture and Veterinary Medicine. -- (BA67775012) ; https://ci.nii.ac.jp/ncid/BA67775012 Author Heading(s): 帯広畜産大学 ; Asia and the Pacific Programme of Educational Innovation for Development ; Obihiro Asia and the Pacific Seminar on Education for Rural Development. -- Classification(s): NDLC : M15 ; NDLC : RB74